CN216173904U

CN216173904U - Positioning and assembling device for passive coupling equipment

Info

Publication number: CN216173904U
Application number: CN202122565813.3U
Authority: CN
Inventors: 蒋文昊; 徐小波; 王富良
Original assignee: Suzhou Chengrui Technology Co ltd
Current assignee: Suzhou Chengrui Technology Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-05
Anticipated expiration: 2031-10-25

Abstract

The utility model provides a positioning and assembling device for passive coupling equipment, which comprises a positioning mechanism, an assembling mechanism and an examining mechanism, wherein the positioning mechanism is used for positioning product coordinates, the assembling mechanism is used for clamping and assembling products, the examining mechanism is used for examining the height and the levelness of a LENS product and is matched with the assembling mechanism to assemble the products, the positioning mechanism is fixedly connected to a first side surface of an installation plate through a fixing assembly, the assembling mechanism is arranged on one side of the positioning mechanism, and a driving motor is arranged on a second side surface, which is opposite to the first side surface of the installation plate, and can drive the installation plate to move along the horizontal direction or the vertical direction. The positioning and assembling device for the passive coupling equipment is high in precision and accurate in force control, and can enable the LENS to be accurately bonded to the PCB, so that the reject ratio of products is reduced.

Description

Positioning and assembling device for passive coupling equipment

Technical Field

The utility model belongs to the field of machinery, and particularly relates to a positioning and assembling device for passive coupling equipment.

Background

Coupling of optical components refers to mounting a LENS (LENS) onto a circuit board (PCB), typically glued, and then cured by a UV lamp. Along with scientific and technical's improvement, LENS's size is littleer and more little, and is also more and more high to the required precision of automated processing equipment, and anchor clamps not only need the precision high, and the dynamics also needs accurate control, makes LENS accurate bonding to PCB on, reduces the product defective rate.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the conventional passive coupling technology, a primary object of the present invention is to provide a positioning and assembling device for passive coupling equipment, which has high precision and precise force control, and can precisely bond a LENS to a PCB, thereby reducing the fraction defective of the product.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a positioning and assembling device for passive coupling equipment, which comprises a positioning mechanism, an assembling mechanism and a verifying mechanism for verifying the height and the levelness of a LENS product;

the positioning mechanism comprises a fixing component, and is fixedly connected to the first side surface of the mounting plate through the fixing component; the assembling mechanism is arranged on one side of the positioning mechanism; and a driving motor is arranged on a second side face deviating from the first side face of the mounting plate and drives the mounting plate to move along the horizontal direction or the vertical direction.

Furthermore, the positioning mechanism is sequentially provided with a first high-resolution camera, a first fixed-focus telecentric lens and a first point light source from top to bottom; the first high-resolution camera is used for shooting the product positioning coordinates; the first telecentric lens is used for focusing the product by the high-resolution camera; the first point light source is used for supplementing light for photographing the product.

Furthermore, the positioning mechanism is also provided with a laser displacement sensor.

Further, the assembly mechanism comprises a rotary servo motor, an electric clamping jaw is arranged at the bottom of the rotary servo motor, and the rotary servo motor drives the electric clamping jaw to move along the horizontal direction.

Further, the electric clamping jaw comprises a fixing part and a clamping part, and is used for clamping the LENS product; and a pair of UV curing lamps is symmetrically arranged at two ends of the fixing part.

Further, the validation mechanism comprises a second high-resolution camera, a second fixed-focus telecentric lens is arranged on one side of the second high-resolution camera, and a second point light source is vertically arranged on the second fixed-focus telecentric lens; and a prism is arranged at one end of the second fixed-focus telecentric lens, which is far away from the second high-resolution camera.

Further, it still includes a bowl type light source to validate the mechanism, the bowl type light source hangs and establishes the upper portion of water caltrop mirror, one side of bowl type light source is equipped with spacing platform and pressure sensor, is used for validating the adjustment the height and the levelness are got to the clamp of LENS product.

The utility model has the outstanding effects that:

the positioning and assembling device for the passive coupling equipment is high in precision and accurate in force control, so that the LENS is accurately bonded to the PCB, and the reject ratio of products is reduced.

The positioning and assembling device for the passive coupling equipment has high automation degree, and the practicability of the positioning and assembling device is greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of a positioning and assembling device for a passive coupling device according to the present invention;

FIG. 2 is a schematic view of a portion of A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a validation mechanism of the present invention;

the reference numbers illustrate:

1-a first high resolution camera; 2-a first fixed-focus telecentric lens; 3-a fixing component; 4-a first point light source; 5-rotating the servo motor; 6-UV curing lamps; 7-an electric clamping jaw; 71-a gripping section; 72-a fixed part; 8-laser displacement sensor; 9-LENS product; 101-a limiting platform; 102-a second high resolution camera; 103-a pressure sensor; 104-bowl-type light source; 105-a prism; 106-a second fixed-focus telecentric lens; 107-second point light source.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "middle", "lower", "inner", "outer", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or component referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, the specific meanings of the above terms in the present invention can be understood in a specific case to those skilled in the art. The following describes embodiments of the present invention based on the overall configuration thereof.

As shown in fig. 1 to 3, one embodiment of the present invention discloses a positioning and assembling device for a passive coupling device, which comprises a positioning mechanism, an assembling mechanism and a validation mechanism for checking the height and the levelness of a LENS product 9;

the positioning mechanism comprises a fixing component 3, and is fixedly connected to the first side surface of the mounting plate through the fixing component 3; the assembling mechanism is arranged on one side of the positioning mechanism; and a driving motor is arranged on a second side face deviating from the first side face of the mounting plate and drives the mounting plate to move along the horizontal direction or the vertical direction.

Among the foretell mode of setting up, flow into the fixed back of assembly line equipment station at the PCB carrier, the driving motor drive that is equipped with on the mounting panel second side assembly device is whole to move extremely along the horizontal direction before the assembly line equipment station, and adjust along vertical direction assembly device's whole height, first side and second side deviate from mutually, then begin work through the positioning mechanism of 3 fixed connection of fixed subassembly on the first side of mounting panel, carry out the product coordinate location, then verify the mechanism and verify the height and the levelness of LENS product 9, with it gets LENS product 9 extremely to assemble the cooperation clamp of mechanism carry out the product assembly on the PCB in the PCB carrier. The positioning mechanism firstly positions the product, then the validation mechanism is matched with the assembly mechanism with high precision, the product clamping and assembly are accurately carried out under the control of force, and the automation is complete, so that the LENS is accurately bonded to the PCB, and the reject ratio of the product is reduced.

As shown in fig. 1, in this embodiment, specifically, the positioning mechanism is sequentially provided with a first high-resolution camera 1, a first fixed-focus telecentric lens 2, and a first point light source 4 from top to bottom; the first high-resolution camera 1 is used for shooting the PCB product to be combined for coordinate positioning, the first high-resolution camera 1 is 2000W pixels, and a 1000W area array CMOS photoelectric sensor is used. Of course, in other embodiments, the pixels of the first high-resolution camera 1 may also be other pixel points. First certain burnt telecentric lens 2 is fixed by fixed subassembly 3 on the mounting panel, be used for 1 focus of first high resolution camera the PCB product of treating the combination, in this embodiment, the use is 4 times first certain burnt telecentric lens 2 and focuses on, when positioning mechanism fixes a position, first certain burnt telecentric lens 2 distance treat the height of the PCB product of combination can be between 60mm ~ 70mm, for example in this embodiment first certain burnt telecentric lens 2 distance treat the height of the PCB product of combination for 65 mm. The distance between the first point light source 4 and the PCB product to be combined can be 9.5 mm-10.5 mm, for example, in the embodiment, the distance between the first point light source 4 and the PCB product to be combined is 10mm, so that the PCB product to be combined is photographed and positioned for light supplement, the PCB product to be combined is positioned accurately, and the assembly effect is better.

Referring to fig. 1, a laser displacement sensor 8 provided in the positioning mechanism is disposed at the rear side of the first telecentric lens 2, the repeated measurement precision is 0.95 μm, when the first high-resolution camera 1 performs photographing and positioning on the PCB product to be combined, the laser displacement sensor 8 performs height measurement on the PCB product to be combined, and then photographing three-dimensional coordinate positioning data of the PCB product to be combined is transmitted to a data processing end for storage.

Referring to fig. 2, the assembling mechanism includes a rotary servo motor 5, an electric clamping jaw 7 is disposed at the bottom of the rotary servo motor 5, the rotary servo motor 5 drives the electric clamping jaw 7 to move along the horizontal direction, the maximum stroke of the electric clamping jaw 7 is 11mm, the repeated positioning accuracy is 0.02mm, and the clamping force range is 2.1-7.0N. The electric jaw 7 includes a fixing portion 72 and a gripping portion 71 for gripping the LENS product 9.

After the photographing positioning data and the height data of the PCB product to be combined are transmitted to the data processing end for storage, the rotary servo motor 5 of the assembly mechanism drives the electric clamping jaw 7 arranged at the bottom of the assembly mechanism to move to the upper side of the carrier of the LENS product 9 along the horizontal direction, at the moment, the positioning mechanism is started again, the first high-resolution camera 1 is matched with the first fixed-focus telecentric LENS 2, the LENS product 9 is sequentially positioned under the light supplement of the first point light source 4, the clamping part 71 of the electric clamping jaw 7 is symmetrically clamped from the two ends of the fixing part 72 to the middle part, the positioned LENS product 9 is clamped, the two clamping parts 71 of the electric clamping jaw 7 are clamped at the two sides of the LENS product 9 during clamping, and the electric clamping part is driven by the rotary servo motor 5 to move to the limiting platform 101 of the validation mechanism as shown in fig. 3, and moves downward in the vertical direction. Press from both sides and get portion 71 and be close to the one end of spacing platform 101 is its head, press down to make two the head of getting portion 71 with spacing platform 101 butt, this moment the bottom of LENS product 9 supports completely and holds on spacing platform 101, thereby makes LENS product 9 is by horizontal centre gripping, locates pressure sensor 103 of spacing platform 101 can real-time supervision and with gravity push down the value transmission to the data processing end, LENS product 9 reaches behind the horizontal centre gripping state, the clamping jaw no longer continues to push down, reduces the product defective rate that the product leads to because of gravity pushes down.

Referring to fig. 3, in the present embodiment, the validation mechanism includes a second high resolution camera 102 with 2000W pixels, using 1000W area array CMOS photosensors. Of course, in other embodiments, high resolution cameras of other pixels may be used. A second fixed-focus telecentric lens 106 which is 2 times of that of the second high-resolution camera 102 is arranged on one side of the second high-resolution camera, and a second point light source 107 is vertically arranged on the second fixed-focus telecentric lens 106 which is 2 times of that of the second high-resolution camera; one end of the 2-time second fixed-focus telecentric lens 106, which is far away from the second high-resolution camera 102, is provided with a prism 105, and the upper part of the prism 105 is suspended with a bowl-shaped light source 104.

After LENS product 9 is by horizontal centre gripping, rotatory servo motor 5 drive electronic clamping jaw 7 moves it again to the top of bowl type light source 104, bowl type light source 104 distance this moment LENS product 9 distance can be 9.5 ~ 10.5mm, second fixed focus telecentric LENS 106 with LENS product 9 distance can be 105mm ~ 115 mm.

For example, in this embodiment, the distance from the bowl-shaped light source 104 to the LENS product 9 is 10mm, and the distance from the second telecentric LENS 106 to the LENS product 9 is 110 mm. Bowl type light source 104 with the common light filling of second pointolite 107, second high resolution camera 102 with second fixed focus telecentric LENS 106 the prism 105 cooperatees, takes LENS product 9 carries out the coordinate positioning to transmit its coordinate positioning data to data processing end and storage the three-dimensional coordinate positioning data of PCB product is calculated, then according to the result of calculation with the centre gripping LENS product 9 accurate removal glues to corresponding on the PCB product, a pair of UV curing lamp 6 lamp sources that fixed part 72 both ends symmetry was provided with are opened, carry out the glue precuring to the product after bonding, this moment press from both sides portion 71 still centre gripping is in the both sides of LENS product 9 avoid LENS product 9 self gravity is to the influence of precuring effect. After the precuring is completed, the lamp source of the UV curing lamp 6 is turned off, the clamping part 71 of the clamping jaw is opened, and the next LENS product 9 and the PCB product are positioned and assembled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a passive coupling is positioning assembly device for equipment which characterized in that:

comprises a positioning mechanism, an assembling mechanism and a verifying mechanism for verifying the height and the levelness of the LENS product;

2. A positioning and assembling device for a passive coupling device, as claimed in claim 1, wherein: the positioning mechanism is sequentially provided with a first high-resolution camera, a first fixed-focus telecentric lens and a first point light source from top to bottom; the first high-resolution camera is used for shooting the product positioning coordinates; the first telecentric lens is used for focusing the product by the high-resolution camera; the first point light source is used for supplementing light for photographing the product.

3. A positioning and assembling device for a passive coupling device, as claimed in claim 2, wherein: the positioning mechanism is also provided with a laser displacement sensor.

4. A positioning and assembling device for a passive coupling device, as claimed in claim 1, wherein: the assembling mechanism comprises a rotary servo motor, an electric clamping jaw is arranged at the bottom of the rotary servo motor, and the rotary servo motor drives the electric clamping jaw to move along the horizontal direction.

5. A positioning and assembling device for a passive coupling device, according to claim 4, wherein: the electric clamping jaw comprises a fixing part and a clamping part and is used for clamping the LENS product; and a pair of UV curing lamps is symmetrically arranged at two ends of the fixing part.

6. A positioning and assembling device for a passive coupling device, as claimed in claim 1, wherein: the checking mechanism comprises a second high-resolution camera, a second fixed-focus telecentric lens is arranged on one side of the second high-resolution camera, and a second point light source is vertically arranged on the second fixed-focus telecentric lens; and a prism is arranged at one end of the second fixed-focus telecentric lens, which is far away from the second high-resolution camera.

7. A positioning and assembling device for a passive coupling device, according to claim 6, wherein: the checking mechanism further comprises a bowl-shaped light source, the bowl-shaped light source is hung on the upper portion of the water chestnut, one side of the bowl-shaped light source is provided with a limiting platform and a pressure sensor and used for checking and adjusting the clamping height and the levelness of the LENS product.